Home / 746,065.10-1,119,097.65-247,364.30

Finding the Fourth Proportional to 746,065.10, 1,119,097.65 and 247,364.30

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Solution

The fourth proportional to 746,065.10, 1,119,097.65 and 247,364.30 is: 371,046.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,065.10 : 1,119,097.65 = 247,364.30 : x
  2. Step 2: Convert to fraction form
    746,065.10/1,119,097.65 = 247,364.30/x
  3. Step 3: Cross multiply
    746,065.10x = 1,119,097.65 × 247,364.30
  4. Step 4: Simplify right side
    746,065.10x = 276,824,806,823.90
  5. Step 5: Solve for x
    x = 276,824,806,823.90/746,065.10
  6. Step 6: Final answer
    x = 371,046.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.